Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing my new design.

The outermost broken line in the FIGURE depicts a boundary line of a display screen or portion thereof, and forms no part of the claimed design. The remainder of the broken lines in the FIGURE depict the remainder of the graphical user interface, and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 